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Finding the Fourth Proportional to 385,961.93, 532,655.51 and 233,037.32

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Solution

The fourth proportional to 385,961.93, 532,655.51 and 233,037.32 is: 321,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,961.93 : 532,655.51 = 233,037.32 : x
  2. Step 2: Convert to fraction form
    385,961.93/532,655.51 = 233,037.32/x
  3. Step 3: Cross multiply
    385,961.93x = 532,655.51 × 233,037.32
  4. Step 4: Simplify right side
    385,961.93x = 124,128,608,705.17
  5. Step 5: Solve for x
    x = 124,128,608,705.17/385,961.93
  6. Step 6: Final answer
    x = 321,608.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.